The following listing represents the important pattern
collections sold from 1900-1949. The number of lots listed in most cases is an estimate as often there were other pieces grouped with the patterns in these sales.

The listing was sourced from the Saul Teichman numismatic library. If you believe that an important sale is missing, please let me know at Saul.Teichman@ey.com
.

For additional information on which lists to look at, we recommend the book "United States Numismatic Literature" Volumes I and II by John W. Adams.